Finding the Fourth Proportional to 2,881.67, 4,323.05 and 1,150.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,881.67 : 4,323.05 = 1,150.31 : x
2. Step 2: Convert to fraction form
   2,881.67/4,323.05 = 1,150.31/x
3. Step 3: Cross multiply
   2,881.67x = 4,323.05 × 1,150.31
4. Step 4: Simplify right side
   2,881.67x = 4,972,841.89
5. Step 5: Solve for x
   x = 4,972,841.89/2,881.67
6. Step 6: Final answer
   x = 1,725.68